C227 Three secrets

"You've been at the vocational school for almost a year now. You should have seen the dark side of the school with your own eyes. But I can tell you responsibly that what you saw was just the tip of the iceberg! " Zhou Xianzheng said with a heavy face. Then, he narrated a story that I would have never heard before.

"Your school can be considered pretty good. At least in terms of teaching quality